1. Accident reports.

Local police are required to report, to the state registrar of motor vehicles, every motor vehicle accident involving fatality or serious injury.  G.L. c. 90, § 29.  They must make monthly reports to the State Commissioner of Public Safety disclosing how many persons of each gender were arrested during the prior month.  G.L. c. 124, § 9.  They must report any injury or death resulting from the use of a firearm or other weapon to the law enforcement division of the state division of fisheries and game.  G.L. c. 131, § 85A.  Any accident involving gas or electricity must be reported to the state department of telecommunications and energy. G.L. c. 164, § 95. Lord v. Registrar of Motor Vehicles. 347 Mass. 608, 612 (1964) (holding that Registry must disclose accident reports upon request).